The focus is on providing instructions for bringing an older Apple tablet, specifically an iPad running iOS 9.3.5, up to the latest compatible software version. Devices stuck on this older operating system may lack access to newer app features, security updates, and overall system enhancements.
Updating older devices offers potential benefits, including enhanced security by patching vulnerabilities present in older software, compatibility with a broader range of apps, and potentially improved performance through system optimizations. However, there are limitations; very old devices may not be able to update to the newest iOS versions due to hardware constraints.